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18100 Lebreton (2000 LE28)
Classification: Main-belt Asteroid          SPK-ID: 2018100
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

[ show orbit diagram ]
Orbital Elements at Epoch 2457400.5 (2016-Jan-13.0) TDB
Reference: JPL 16 (heliocentric ecliptic J2000)
 Element Value Uncertainty (1-sigma)   Units 
e .1731562503852916 4.3741e-08  
a 2.262963879100592 1.3683e-08 au
q 1.871117539038179 1.0047e-07 au
i 3.465952309391331 7.5558e-06 deg
node 187.5264652499589 8.1834e-05 deg
peri 97.52990921776471 8.7487e-05 deg
M 220.4650196475627 3.4851e-05 deg
tp 2457882.442753416782
(2017-May-08.94275342)
0.00012326 JED
period 1243.411442720794
3.40
1.1277e-05
3.087e-08
d
yr
n .2895260471564097 2.6258e-09 deg/d
Q 2.654810219163005 1.6052e-08 au
  Orbit Determination Parameters
   # obs. used (total)      831  
   data-arc span      11796 days (32.30 yr)  
   first obs. used      1983-08-30  
   last obs. used      2015-12-16  
   planetary ephem.      DE431  
   SB-pert. ephem.      SB431-BIG16  
   condition code      0  
   fit RMS      .56886  
   data source      ORB  
   producer      Otto Matic  
   solution date      2016-Jan-04 13:38:49  

Additional Information
 Earth MOID = .857004 au 
 Jupiter MOID = 2.49004 au 
 T_jup = 3.596 
[ show covariance matrix ]

Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]

Physical Parameter Table
Parameter Symbol Value Units Sigma Reference Notes
absolute magnitude H 15.1 mag n/a MPO266051  

18100 Lebreton           Discovered 2000 June 6 by the Lowell Observatory Near-Earth Object Search at the Anderson Mesa Station.
Jean-Pierre Lebreton (b. 1949), of the ESA/ESTEC Space Science Department, is project scientist for the Huygens probe.
NOTE: some special characters may not display properly (any characters within {} are an attempt to place the proper accent above a character)
Reference: 20050721/MPCPages.arcLast Updated: 2005-07-21

[ show close-approach data ]
Alternate Designations
 2000 LE28 = 1983 QM = 1999 CA61 
Ephemeris | Orbit Diagram | Orbital Elements | Physical Parameters | Discovery Circumstances | Close-Approach Data ]
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